/**
 * @license Highcharts JS v5.0.6 (2016-12-07)
 *
 * (c) 2009-2016 Torstein Honsi
 *
 * License: www.highcharts.com/license
 */
(function (factory) {
  if (typeof module === 'object' && module.exports) {
    module.exports = factory;
  } else {
    factory(Highcharts);
  }
}(function (Highcharts) {
  (function (H) {
    /**
     * (c) 2010-2016 Torstein Honsi
     *
     * License: www.highcharts.com/license
     */
    'use strict';
    var Axis = H.Axis,
      Chart = H.Chart,
      color = H.color,
      ColorAxis,
      each = H.each,
      extend = H.extend,
      isNumber = H.isNumber,
      Legend = H.Legend,
      LegendSymbolMixin = H.LegendSymbolMixin,
      noop = H.noop,
      merge = H.merge,
      pick = H.pick,
      wrap = H.wrap;

    /**
     * The ColorAxis object for inclusion in gradient legends
     */
    ColorAxis = H.ColorAxis = function () {
      this.init.apply(this, arguments);
    };
    extend(ColorAxis.prototype, Axis.prototype);
    extend(ColorAxis.prototype, {
      defaultColorAxisOptions: {
        lineWidth: 0,
        minPadding: 0,
        maxPadding: 0,
        gridLineWidth: 1,
        tickPixelInterval: 72,
        startOnTick: true,
        endOnTick: true,
        offset: 0,
        marker: {
          animation: {
            duration: 50
          },
          width: 0.01

        },
        labels: {
          overflow: 'justify'
        },
        minColor: '#e6ebf5',
        maxColor: '#003399',
        tickLength: 5,
        showInLegend: true
      },

      // Properties to preserve after destroy, for Axis.update (#5881)
      keepProps: ['legendGroup', 'legendItem', 'legendSymbol']
        .concat(Axis.prototype.keepProps),

      /**
       * Initialize the color axis
       */
      init: function (chart, userOptions) {
        var horiz = chart.options.legend.layout !== 'vertical',
          options;

        this.coll = 'colorAxis';

        // Build the options
        options = merge(this.defaultColorAxisOptions, {
          side: horiz ? 2 : 1,
          reversed: !horiz
        }, userOptions, {
          opposite: !horiz,
          showEmpty: false,
          title: null
        });

        Axis.prototype.init.call(this, chart, options);

        // Base init() pushes it to the xAxis array, now pop it again
        //chart[this.isXAxis ? 'xAxis' : 'yAxis'].pop();

        // Prepare data classes
        if (userOptions.dataClasses) {
          this.initDataClasses(userOptions);
        }
        this.initStops(userOptions);

        // Override original axis properties
        this.horiz = horiz;
        this.zoomEnabled = false;

        // Add default values
        this.defaultLegendLength = 200;
      },

      /*
       * Return an intermediate color between two colors, according to pos where 0
       * is the from color and 1 is the to color.
       * NOTE: Changes here should be copied
       * to the same function in drilldown.src.js and solid-gauge-src.js.
       */
      tweenColors: function (from, to, pos) {
        // Check for has alpha, because rgba colors perform worse due to lack of
        // support in WebKit.
        var hasAlpha,
          ret;

        // Unsupported color, return to-color (#3920)
        if (!to.rgba.length || !from.rgba.length) {
          ret = to.input || 'none';

          // Interpolate
        } else {
          from = from.rgba;
          to = to.rgba;
          hasAlpha = (to[3] !== 1 || from[3] !== 1);
          ret = (hasAlpha ? 'rgba(' : 'rgb(') +
            Math.round(to[0] + (from[0] - to[0]) * (1 - pos)) + ',' +
            Math.round(to[1] + (from[1] - to[1]) * (1 - pos)) + ',' +
            Math.round(to[2] + (from[2] - to[2]) * (1 - pos)) +
            (hasAlpha ? (',' + (to[3] + (from[3] - to[3]) * (1 - pos))) : '') + ')';
        }
        return ret;
      },

      initDataClasses: function (userOptions) {
        var axis = this,
          chart = this.chart,
          dataClasses,
          colorCounter = 0,
          colorCount = chart.options.chart.colorCount,
          options = this.options,
          len = userOptions.dataClasses.length;
        this.dataClasses = dataClasses = [];
        this.legendItems = [];

        each(userOptions.dataClasses, function (dataClass, i) {
          var colors;

          dataClass = merge(dataClass);
          dataClasses.push(dataClass);
          if (!dataClass.color) {
            if (options.dataClassColor === 'category') {

              dataClass.colorIndex = colorCounter;

              // increase and loop back to zero
              colorCounter++;
              if (colorCounter === colorCount) {
                colorCounter = 0;
              }
            } else {
              dataClass.color = axis.tweenColors(
                color(options.minColor),
                color(options.maxColor),
                len < 2 ? 0.5 : i / (len - 1) // #3219
              );
            }
          }
        });
      },

      initStops: function (userOptions) {
        this.stops = userOptions.stops || [
            [0, this.options.minColor],
            [1, this.options.maxColor]
          ];
        each(this.stops, function (stop) {
          stop.color = color(stop[1]);
        });
      },

      /**
       * Extend the setOptions method to process extreme colors and color
       * stops.
       */
      setOptions: function (userOptions) {
        Axis.prototype.setOptions.call(this, userOptions);

        this.options.crosshair = this.options.marker;
      },

      setAxisSize: function () {
        var symbol = this.legendSymbol,
          chart = this.chart,
          legendOptions = chart.options.legend || {},
          x,
          y,
          width,
          height;

        if (symbol) {
          this.left = x = symbol.attr('x');
          this.top = y = symbol.attr('y');
          this.width = width = symbol.attr('width');
          this.height = height = symbol.attr('height');
          this.right = chart.chartWidth - x - width;
          this.bottom = chart.chartHeight - y - height;

          this.len = this.horiz ? width : height;
          this.pos = this.horiz ? x : y;
        } else {
          // Fake length for disabled legend to avoid tick issues and such (#5205)
          this.len = (this.horiz ? legendOptions.symbolWidth : legendOptions.symbolHeight) || this.defaultLegendLength;
        }
      },

      /**
       * Translate from a value to a color
       */
      toColor: function (value, point) {
        var pos,
          stops = this.stops,
          from,
          to,
          color,
          dataClasses = this.dataClasses,
          dataClass,
          i;

        if (dataClasses) {
          i = dataClasses.length;
          while (i--) {
            dataClass = dataClasses[i];
            from = dataClass.from;
            to = dataClass.to;
            if ((from === undefined || value >= from) && (to === undefined || value <= to)) {
              color = dataClass.color;
              if (point) {
                point.dataClass = i;
                point.colorIndex = dataClass.colorIndex;
              }
              break;
            }
          }

        } else {

          if (this.isLog) {
            value = this.val2lin(value);
          }
          pos = 1 - ((this.max - value) / ((this.max - this.min) || 1));
          i = stops.length;
          while (i--) {
            if (pos > stops[i][0]) {
              break;
            }
          }
          from = stops[i] || stops[i + 1];
          to = stops[i + 1] || from;

          // The position within the gradient
          pos = 1 - (to[0] - pos) / ((to[0] - from[0]) || 1);

          color = this.tweenColors(
            from.color,
            to.color,
            pos
          );
        }
        return color;
      },

      /**
       * Override the getOffset method to add the whole axis groups inside the legend.
       */
      getOffset: function () {
        var group = this.legendGroup,
          sideOffset = this.chart.axisOffset[this.side];

        if (group) {

          // Hook for the getOffset method to add groups to this parent group
          this.axisParent = group;

          // Call the base
          Axis.prototype.getOffset.call(this);

          // First time only
          if (!this.added) {

            this.added = true;

            this.labelLeft = 0;
            this.labelRight = this.width;
          }
          // Reset it to avoid color axis reserving space
          this.chart.axisOffset[this.side] = sideOffset;
        }
      },

      /**
       * Create the color gradient
       */
      setLegendColor: function () {
        var grad,
          horiz = this.horiz,
          options = this.options,
          reversed = this.reversed,
          one = reversed ? 1 : 0,
          zero = reversed ? 0 : 1;

        grad = horiz ? [one, 0, zero, 0] : [0, zero, 0, one]; // #3190
        this.legendColor = {
          linearGradient: {
            x1: grad[0],
            y1: grad[1],
            x2: grad[2],
            y2: grad[3]
          },
          stops: options.stops || [
            [0, options.minColor],
            [1, options.maxColor]
          ]
        };
      },

      /**
       * The color axis appears inside the legend and has its own legend symbol
       */
      drawLegendSymbol: function (legend, item) {
        var padding = legend.padding,
          legendOptions = legend.options,
          horiz = this.horiz,
          width = pick(legendOptions.symbolWidth, horiz ? this.defaultLegendLength : 12),
          height = pick(legendOptions.symbolHeight, horiz ? 12 : this.defaultLegendLength),
          labelPadding = pick(legendOptions.labelPadding, horiz ? 16 : 30),
          itemDistance = pick(legendOptions.itemDistance, 10);

        this.setLegendColor();

        // Create the gradient
        item.legendSymbol = this.chart.renderer.rect(
          0,
          legend.baseline - 11,
          width,
          height
        ).attr({
          zIndex: 1
        }).add(item.legendGroup);

        // Set how much space this legend item takes up
        this.legendItemWidth = width + padding + (horiz ? itemDistance : labelPadding);
        this.legendItemHeight = height + padding + (horiz ? labelPadding : 0);
      },
      /**
       * Fool the legend
       */
      setState: noop,
      visible: true,
      setVisible: noop,
      getSeriesExtremes: function () {
        var series;
        if (this.series.length) {
          series = this.series[0];
          this.dataMin = series.valueMin;
          this.dataMax = series.valueMax;
        }
      },
      drawCrosshair: function (e, point) {
        var plotX = point && point.plotX,
          plotY = point && point.plotY,
          crossPos,
          axisPos = this.pos,
          axisLen = this.len;

        if (point) {
          crossPos = this.toPixels(point[point.series.colorKey]);
          if (crossPos < axisPos) {
            crossPos = axisPos - 2;
          } else if (crossPos > axisPos + axisLen) {
            crossPos = axisPos + axisLen + 2;
          }

          point.plotX = crossPos;
          point.plotY = this.len - crossPos;
          Axis.prototype.drawCrosshair.call(this, e, point);
          point.plotX = plotX;
          point.plotY = plotY;

          if (this.cross) {
            this.cross
              .addClass('highcharts-coloraxis-marker')
              .add(this.legendGroup);


          }
        }
      },
      getPlotLinePath: function (a, b, c, d, pos) {
        return isNumber(pos) ? // crosshairs only // #3969 pos can be 0 !!
          (this.horiz ? ['M', pos - 4, this.top - 6, 'L', pos + 4, this.top - 6, pos, this.top, 'Z'] : ['M', this.left, pos, 'L', this.left - 6, pos + 6, this.left - 6, pos - 6, 'Z']) :
          Axis.prototype.getPlotLinePath.call(this, a, b, c, d);
      },

      update: function (newOptions, redraw) {
        var chart = this.chart,
          legend = chart.legend;

        each(this.series, function (series) {
          series.isDirtyData = true; // Needed for Axis.update when choropleth colors change
        });

        // When updating data classes, destroy old items and make sure new ones are created (#3207)
        if (newOptions.dataClasses && legend.allItems) {
          each(legend.allItems, function (item) {
            if (item.isDataClass) {
              item.legendGroup.destroy();
            }
          });
          chart.isDirtyLegend = true;
        }

        // Keep the options structure updated for export. Unlike xAxis and yAxis, the colorAxis is
        // not an array. (#3207)
        chart.options[this.coll] = merge(this.userOptions, newOptions);

        Axis.prototype.update.call(this, newOptions, redraw);
        if (this.legendItem) {
          this.setLegendColor();
          legend.colorizeItem(this, true);
        }
      },

      /**
       * Get the legend item symbols for data classes
       */
      getDataClassLegendSymbols: function () {
        var axis = this,
          chart = this.chart,
          legendItems = this.legendItems,
          legendOptions = chart.options.legend,
          valueDecimals = legendOptions.valueDecimals,
          valueSuffix = legendOptions.valueSuffix || '',
          name;

        if (!legendItems.length) {
          each(this.dataClasses, function (dataClass, i) {
            var vis = true,
              from = dataClass.from,
              to = dataClass.to;

            // Assemble the default name. This can be overridden by legend.options.labelFormatter
            name = '';
            if (from === undefined) {
              name = '< ';
            } else if (to === undefined) {
              name = '> ';
            }
            if (from !== undefined) {
              name += H.numberFormat(from, valueDecimals) + valueSuffix;
            }
            if (from !== undefined && to !== undefined) {
              name += ' - ';
            }
            if (to !== undefined) {
              name += H.numberFormat(to, valueDecimals) + valueSuffix;
            }
            // Add a mock object to the legend items
            legendItems.push(extend({
              chart: chart,
              name: name,
              options: {},
              drawLegendSymbol: LegendSymbolMixin.drawRectangle,
              visible: true,
              setState: noop,
              isDataClass: true,
              setVisible: function () {
                vis = this.visible = !vis;
                each(axis.series, function (series) {
                  each(series.points, function (point) {
                    if (point.dataClass === i) {
                      point.setVisible(vis);
                    }
                  });
                });

                chart.legend.colorizeItem(this, vis);
              }
            }, dataClass));
          });
        }
        return legendItems;
      },
      name: '' // Prevents 'undefined' in legend in IE8
    });

    /**
     * Handle animation of the color attributes directly
     */
    each(['fill', 'stroke'], function (prop) {
      H.Fx.prototype[prop + 'Setter'] = function () {
        this.elem.attr(
          prop,
          ColorAxis.prototype.tweenColors(
            color(this.start),
            color(this.end),
            this.pos
          ),
          null,
          true
        );
      };
    });

    /**
     * Extend the chart getAxes method to also get the color axis
     */
    wrap(Chart.prototype, 'getAxes', function (proceed) {

      var options = this.options,
        colorAxisOptions = options.colorAxis;

      proceed.call(this);

      this.colorAxis = [];
      if (colorAxisOptions) {
        new ColorAxis(this, colorAxisOptions); // eslint-disable-line no-new
      }
    });


    /**
     * Wrap the legend getAllItems method to add the color axis. This also removes the
     * axis' own series to prevent them from showing up individually.
     */
    wrap(Legend.prototype, 'getAllItems', function (proceed) {
      var allItems = [],
        colorAxis = this.chart.colorAxis[0];

      if (colorAxis && colorAxis.options) {
        if (colorAxis.options.showInLegend) {
          // Data classes
          if (colorAxis.options.dataClasses) {
            allItems = allItems.concat(colorAxis.getDataClassLegendSymbols());
            // Gradient legend
          } else {
            // Add this axis on top
            allItems.push(colorAxis);
          }
        }

        // Don't add the color axis' series
        each(colorAxis.series, function (series) {
          series.options.showInLegend = false;
        });
      }

      return allItems.concat(proceed.call(this));
    });

    wrap(Legend.prototype, 'colorizeItem', function (proceed, item, visible) {
      proceed.call(this, item, visible);
      if (visible && item.legendColor) {
        item.legendSymbol.attr({
          fill: item.legendColor
        });
      }
    });

  }(Highcharts));
  (function (H) {
    /**
     * (c) 2010-2016 Torstein Honsi
     *
     * License: www.highcharts.com/license
     */
    'use strict';
    var defined = H.defined,
      each = H.each,
      noop = H.noop,
      seriesTypes = H.seriesTypes;

    /**
     * Mixin for maps and heatmaps
     */
    H.colorPointMixin = {
      /**
       * Color points have a value option that determines whether or not it is a null point
       */
      isValid: function () {
        return this.value !== null;
      },

      /**
       * Set the visibility of a single point
       */
      setVisible: function (vis) {
        var point = this,
          method = vis ? 'show' : 'hide';

        // Show and hide associated elements
        each(['graphic', 'dataLabel'], function (key) {
          if (point[key]) {
            point[key][method]();
          }
        });
      },
      setState: function (state) {
        H.Point.prototype.setState.call(this, state);
        if (this.graphic) {
          this.graphic.attr({
            zIndex: state === 'hover' ? 1 : 0
          });
        }
      }
    };

    H.colorSeriesMixin = {
      pointArrayMap: ['value'],
      axisTypes: ['xAxis', 'yAxis', 'colorAxis'],
      optionalAxis: 'colorAxis',
      trackerGroups: ['group', 'markerGroup', 'dataLabelsGroup'],
      getSymbol: noop,
      parallelArrays: ['x', 'y', 'value'],
      colorKey: 'value',


      /**
       * In choropleth maps, the color is a result of the value, so this needs translation too
       */
      translateColors: function () {
        var series = this,
          nullColor = this.options.nullColor,
          colorAxis = this.colorAxis,
          colorKey = this.colorKey;

        each(this.data, function (point) {
          var value = point[colorKey],
            color;

          color = point.options.color ||
            (point.isNull ? nullColor : (colorAxis && value !== undefined) ? colorAxis.toColor(value, point) : point.color || series.color);

          if (color) {
            point.color = color;
          }
        });
      },

      /**
       * Get the color attibutes to apply on the graphic
       */
      colorAttribs: function (point) {
        var ret = {};
        if (defined(point.color)) {
          ret[this.colorProp || 'fill'] = point.color;
        }
        return ret;
      }
    };

  }(Highcharts));
  (function (H) {
    /**
     * (c) 2010-2016 Torstein Honsi
     *
     * License: www.highcharts.com/license
     */
    'use strict';
    var colorPointMixin = H.colorPointMixin,
      colorSeriesMixin = H.colorSeriesMixin,
      each = H.each,
      LegendSymbolMixin = H.LegendSymbolMixin,
      merge = H.merge,
      noop = H.noop,
      pick = H.pick,
      Series = H.Series,
      seriesType = H.seriesType,
      seriesTypes = H.seriesTypes;

    // The Heatmap series type
    seriesType('heatmap', 'scatter', {
      animation: false,
      borderWidth: 0,

      dataLabels: {
        formatter: function () { // #2945
          return this.point.value;
        },
        inside: true,
        verticalAlign: 'middle',
        crop: false,
        overflow: false,
        padding: 0 // #3837
      },
      marker: null,
      pointRange: null, // dynamically set to colsize by default
      tooltip: {
        pointFormat: '{point.x}, {point.y}: {point.value}<br/>'
      },
      states: {
        normal: {
          animation: true
        },
        hover: {
          halo: false, // #3406, halo is not required on heatmaps
          brightness: 0.2
        }
      }
    }, merge(colorSeriesMixin, {
      pointArrayMap: ['y', 'value'],
      hasPointSpecificOptions: true,
      supportsDrilldown: true,
      getExtremesFromAll: true,
      directTouch: true,

      /**
       * Override the init method to add point ranges on both axes.
       */
      init: function () {
        var options;
        seriesTypes.scatter.prototype.init.apply(this, arguments);

        options = this.options;
        options.pointRange = pick(options.pointRange, options.colsize || 1); // #3758, prevent resetting in setData
        this.yAxis.axisPointRange = options.rowsize || 1; // general point range
      },
      translate: function () {
        var series = this,
          options = series.options,
          xAxis = series.xAxis,
          yAxis = series.yAxis,
          between = function (x, a, b) {
            return Math.min(Math.max(a, x), b);
          };

        series.generatePoints();

        each(series.points, function (point) {
          var xPad = (options.colsize || 1) / 2,
            yPad = (options.rowsize || 1) / 2,
            x1 = between(Math.round(xAxis.len - xAxis.translate(point.x - xPad, 0, 1, 0, 1)), -xAxis.len, 2 * xAxis.len),
            x2 = between(Math.round(xAxis.len - xAxis.translate(point.x + xPad, 0, 1, 0, 1)), -xAxis.len, 2 * xAxis.len),
            y1 = between(Math.round(yAxis.translate(point.y - yPad, 0, 1, 0, 1)), -yAxis.len, 2 * yAxis.len),
            y2 = between(Math.round(yAxis.translate(point.y + yPad, 0, 1, 0, 1)), -yAxis.len, 2 * yAxis.len);

          // Set plotX and plotY for use in K-D-Tree and more
          point.plotX = point.clientX = (x1 + x2) / 2;
          point.plotY = (y1 + y2) / 2;

          point.shapeType = 'rect';
          point.shapeArgs = {
            x: Math.min(x1, x2),
            y: Math.min(y1, y2),
            width: Math.abs(x2 - x1),
            height: Math.abs(y2 - y1)
          };
        });

        series.translateColors();
      },
      drawPoints: function () {
        seriesTypes.column.prototype.drawPoints.call(this);

        each(this.points, function (point) {

          // In styled mode, use CSS, otherwise the fill used in the style
          // sheet will take precesence over the fill attribute.
          point.graphic.css(this.colorAttribs(point));

        }, this);
      },
      animate: noop,
      getBox: noop,
      drawLegendSymbol: LegendSymbolMixin.drawRectangle,
      alignDataLabel: seriesTypes.column.prototype.alignDataLabel,
      getExtremes: function () {
        // Get the extremes from the value data
        Series.prototype.getExtremes.call(this, this.valueData);
        this.valueMin = this.dataMin;
        this.valueMax = this.dataMax;

        // Get the extremes from the y data
        Series.prototype.getExtremes.call(this);
      }

    }), colorPointMixin);

  }(Highcharts));
}));
